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发明名称
摘要
申请公布号
JPS52138385(U)
申请公布日期
1977.10.20
申请号
JP19760047405U
申请日期
1976.04.15
申请人
发明人
分类号
H01H21/28;H01H3/02;H01H13/14;H01H13/18;(IPC1-7):H01H13/18
主分类号
H01H21/28
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